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Objective To compare image quality, observer confidence, radiation exposure in the standard-dose (SD-CCTA) and low-dose (LD-CCTA) protocols of coronary CT angiography (CCTA) in patients with atrial fibrillation (AF). Material and methods CCTA was performed in 303 patients using a CT scanner with 16-cm coverage (111 scans during sinus rhythm (SR); 192 during AF). LD-CCTA was used in 218 patients;...
In Summer 2002, a 21-yr-old man was found dead one early morning in his apartment. He had been a healthy sportsman, but sometimes he felt an atypical pressure in the left side of his chest, independent of body stress. In all former medical examinations (i.e., electrocardiogram [ECG], stress ECG, and echocardiography), particularly in the armed forces, no pathological diagnosis had been found. The...
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